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Durantini, Marta R.; Albarracin, Dolores; Mitchell, Amy L.; Earl, Allison N.; Gillette, Jeffrey C. – Psychological Bulletin, 2006
A meta-analysis of 166 HIV-prevention interventions tested theoretical predictions about the effects of experts, lay community members, and similar and dissimilar others, as agents of change. In general, expert interventionists produced greater behavior change than lay community members, and the demographic and behavioral similarity between the…
Descriptors: Behavior Modification, Behavior Change, Social Influences, Meta Analysis